using Microsoft.Extensions.DependencyInjection; using SlnMesnac.Config; using System; using System.Collections.Generic; using System.IO.Ports; using System.Linq; using System.Text; using System.Threading; using System.Threading.Tasks; namespace SlnMesnac.Common { /// /// 光源控制类 /// public sealed class LightHelper { #region 单例实现 private static readonly LightHelper lazy = new LightHelper(); public static LightHelper Instance { get { return lazy; } } #endregion #region 变量定义 private static SerialPort serialPort = new SerialPort(); #endregion private DebugConfig config = DebugConfig.Instance; //初始化串口并启动接收数据 public void InstanceSerialPort() { try { serialPort.PortName = config.LightPort;// portName; serialPort.BaudRate = 115200; //奇偶校验 serialPort.Parity = Parity.None; //停止位 serialPort.StopBits = StopBits.One; //数据位 serialPort.DataBits = 0x8; //忽略null字节 serialPort.DiscardNull = true; //接收事件 serialPort.DataReceived += new System.IO.Ports.SerialDataReceivedEventHandler(serialPort1_DataReceived); //开启串口 serialPort.Open(); } catch (Exception ex) { Console.WriteLine(ex.Message.ToString()); } } /// /// 接收数据 /// /// /// private void serialPort1_DataReceived(object sender, System.IO.Ports.SerialDataReceivedEventArgs e) { string result = ""; int bytesToRead = serialPort.BytesToRead; byte[] buf = new byte[bytesToRead]; serialPort.Read(buf, 0x0, bytesToRead); for (int i = 0x0; i < buf.Length; i++) { int num = (int)buf[i]; result =result+num.ToString("X2"); } Console.WriteLine(result); } /// /// 发送数据方法 /// OK-校验成功关闭灯光,NG-校验失败闪烁红灯 /// /// public void SendData(string data) { try { if (serialPort.IsOpen) { if (data == "OPEN") { // 第1通道亮度200 serialPort.WriteLine("$310C86E"); // 第2通道亮度200 serialPort.WriteLine("$320C86E"); } else if (data == "CLOSE") { // 第2通道亮度0 serialPort.WriteLine("$3100004"); // 第2通道亮度0 serialPort.WriteLine("$3200005"); } } else { Console.WriteLine("串口未打开,请先初始化串口并打开连接。"); } } catch (Exception ex) { Console.WriteLine($"发送数据时发生错误:{ex.Message}"); } } } }